Commit Graph

9 Commits (20e255d4e8be9aedcf22eb59eec68b7f723405b2)

Author SHA1 Message Date
HELSON c6a1a62636
[hotfix] fix zero's incompatibility with checkpoint in torch-1.12 (#1786)
* [hotfix] fix zero's incompatibility with checkpoint in torch-1.12

* [zero] add cpu shard init

* [zero] add tiny example test

* [colo_tensor] fix bugs for torch-1.11
2022-11-02 16:11:34 +08:00
HELSON f69f9bf223
[zero] add chunk init function for users (#1729)
* add chunk manager init function

* fix unit tests

* add comment

* add flush=True
2022-10-18 16:31:22 +08:00
HELSON 1468e4bcfc
[zero] add constant placement policy (#1705)
* fixes memory leak when paramter is in fp16 in ZeroDDP init.
* bans chunk releasement in CUDA. Only when a chunk is about to offload, it is allowed to release.
* adds a constant placement policy. With it, users can allocate a reserved caching memory space for parameters.
2022-10-14 17:53:16 +08:00
HELSON b28991dd0a
[feature] A new ZeRO implementation (#1644) 2022-10-09 09:18:51 +08:00
Jiarui Fang c5d39215f6
Revert "[feature] new zero implementation (#1623)" (#1643)
This reverts commit 5be118f405.
2022-09-26 10:06:03 +08:00
HELSON 5be118f405
[feature] new zero implementation (#1623) 2022-09-24 19:58:18 +08:00
HELSON b80340168e
[zero] add chunk_managerV2 for all-gather chunk (#1441) 2022-08-11 19:17:24 +08:00
HELSON 9056677b13
[zero] add chunk size searching algorithm for parameters in different groups (#1436) 2022-08-11 13:32:19 +08:00
HELSON 039b7ed3bc
[polish] add update directory in gemini; rename AgChunk to ChunkV2 (#1432) 2022-08-10 16:40:29 +08:00